Hydreigon @ Life Orb  
Ability: Levitate  
EVs: 252 SpA / 4 SpD / 252 Spe  
Timid Nature  
IVs: 0 Atk  
- Nasty Plot  
- Draco Meteor  
- Flash Cannon  
- Earth Power  

Rillaboom @ Grassy Seed  
Ability: Grassy Surge  
EVs: 252 Atk / 4 SpD / 252 Spe  
Adamant Nature  
- Swords Dance  
- Grassy Glide  
- Acrobatics  
- Drain Punch  

Magearna @ Shuca Berry  
Ability: Soul-Heart  
EVs: 240 HP / 252 SpA / 16 Spe  
Modest Nature  
IVs: 0 Atk  
- Calm Mind  
- Flash Cannon  
- Focus Blast  
- Thunderbolt  

Landorus-Therian (M) @ Choice Scarf  
Ability: Intimidate  
EVs: 252 Atk / 24 Def / 232 Spe  
Jolly Nature  
- U-turn  
- Earthquake  
- Stone Edge  
- Superpower  

Dragapult @ Life Orb  
Ability: Infiltrator  
EVs: 252 Atk / 4 SpD / 252 Spe  
Adamant Nature  
- Dragon Dance  
- Dragon Darts  
- Phantom Force  
- Sucker Punch  

Volcarona @ Heavy-Duty Boots  
Ability: Flame Body  
EVs: 240 HP / 228 Def / 40 Spe  
Timid Nature  
IVs: 0 Atk  
- Quiver Dance  
- Flamethrower  
- Roost  
- Psychic